Finding the Fourth Proportional to 83,124.08, 114,717.08 and 47,314.08
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Solution
The fourth proportional to 83,124.08, 114,717.08 and 47,314.08 is: 65,296.76
Step by Step Solution
- Step 1: Write the proportion equation
83,124.08 : 114,717.08 = 47,314.08 : x - Step 2: Convert to fraction form
83,124.08/114,717.08 = 47,314.08/x - Step 3: Cross multiply
83,124.08x = 114,717.08 × 47,314.08 - Step 4: Simplify right side
83,124.08x = 5,427,732,863.92 - Step 5: Solve for x
x = 5,427,732,863.92/83,124.08 - Step 6: Final answer
x = 65,296.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.